EditorialOccurrence of chalcopyrite in concentric layers, in radiating hornblende Place of mining in the pit Temperino and occurrence of chalcopyrite in parallel layers in the dense Lievrit mining place in the Temperino, Rock storage at the Temperino mine, pl. ...
EditorialPrecious metals including mercury on cinnabarite, cinnabarite, copper, chalcocite, indigo copper on chalcopyrite, and bornite. Chromolithograph from Dr. Aldolph Kenngott's "Mineralogy" section in Gotthilf Heinrich von Schubert's "Naturgeschichte," Schr...